Home / 82,190.74-113,424.16-46,381.18

Finding the Fourth Proportional to 82,190.74, 113,424.16 and 46,381.18

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Solution

The fourth proportional to 82,190.74, 113,424.16 and 46,381.18 is: 64,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,190.74 : 113,424.16 = 46,381.18 : x
  2. Step 2: Convert to fraction form
    82,190.74/113,424.16 = 46,381.18/x
  3. Step 3: Cross multiply
    82,190.74x = 113,424.16 × 46,381.18
  4. Step 4: Simplify right side
    82,190.74x = 5,260,746,381.31
  5. Step 5: Solve for x
    x = 5,260,746,381.31/82,190.74
  6. Step 6: Final answer
    x = 64,006.56

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Half scale
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Double scale
Find fourth proportional to 82,191.74, 113,425.54 and 46,382.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.